96.49% is the change from 228 to 448
Calculation steps:
[( 448 - 228 ) ÷ 228] x 100 = 96.49%
Formula
Percentage change = [(448 - 228) / 228] x 100
Subtract the new number by the original number
448 - 228 = 220
220 ÷ 228 = 0.9649122807017544
0.9649122807017544 x 100 = 96.49%